﻿using System;
using System.Data;
using System.Text;
using System.Data.SqlClient;
using Web4Comment.Common;
namespace UnlessComment.DAL
{
    /// <summary>
    /// 数据访问类:HotTopic
    /// </summary>
    public partial class HotTopic
    {
        public HotTopic()
        { }
        #region  Method


        /// <summary>
        /// 增加一条数据
        /// </summary>
        public int Add(UnlessComment.Model.HotTopic model)
        {
            StringBuilder strSql = new StringBuilder();
            strSql.Append("insert into HotTopic(");
            strSql.Append("news_id,user_id,add_time,rank,clicks,addtion)");
            strSql.Append(" values (");
            strSql.Append("@news_id,@user_id,@add_time,@rank,@clicks,@addtion)");
            strSql.Append(";select @@IDENTITY");
            SqlParameter[] parameters = {
					new SqlParameter("@news_id", SqlDbType.Int,4),
					new SqlParameter("@user_id", SqlDbType.Int,4),
					new SqlParameter("@add_time", SqlDbType.DateTime),
					new SqlParameter("@rank", SqlDbType.Int,4),
					new SqlParameter("@clicks", SqlDbType.Int,4),
					new SqlParameter("@addtion", SqlDbType.VarChar,50)};
            parameters[0].Value = model.news_id;
            parameters[1].Value = model.user_id;
            parameters[2].Value = model.add_time;
            parameters[3].Value = model.rank;
            parameters[4].Value = model.clicks;
            parameters[5].Value = model.addtion;

            object obj = DbHelperSQL.GetSingle(strSql.ToString(), parameters);
            if (obj == null)
            {
                return 0;
            }
            else
            {
                return Convert.ToInt32(obj);
            }
        }
        /// <summary>
        /// 更新一条数据
        /// </summary>
        public bool Update(UnlessComment.Model.HotTopic model)
        {
            StringBuilder strSql = new StringBuilder();
            strSql.Append("update HotTopic set ");
            strSql.Append("news_id=@news_id,");
            strSql.Append("user_id=@user_id,");
            strSql.Append("add_time=@add_time,");
            strSql.Append("rank=@rank,");
            strSql.Append("clicks=@clicks,");
            strSql.Append("addtion=@addtion");
            strSql.Append(" where id=@id");
            SqlParameter[] parameters = {
					new SqlParameter("@news_id", SqlDbType.Int,4),
					new SqlParameter("@user_id", SqlDbType.Int,4),
					new SqlParameter("@add_time", SqlDbType.DateTime),
					new SqlParameter("@rank", SqlDbType.Int,4),
					new SqlParameter("@clicks", SqlDbType.Int,4),
					new SqlParameter("@addtion", SqlDbType.VarChar,50),
					new SqlParameter("@id", SqlDbType.Int,4)};
            parameters[0].Value = model.news_id;
            parameters[1].Value = model.user_id;
            parameters[2].Value = model.add_time;
            parameters[3].Value = model.rank;
            parameters[4].Value = model.clicks;
            parameters[5].Value = model.addtion;
            parameters[6].Value = model.id;

            int rows = DbHelperSQL.ExecuteSql(strSql.ToString(), parameters);
            if (rows > 0)
            {
                return true;
            }
            else
            {
                return false;
            }
        }

        /// <summary>
        /// 删除一条数据
        /// </summary>
        public bool Delete(int id)
        {

            StringBuilder strSql = new StringBuilder();
            strSql.Append("delete from HotTopic ");
            strSql.Append(" where id=@id");
            SqlParameter[] parameters = {
					new SqlParameter("@id", SqlDbType.Int,4)
			};
            parameters[0].Value = id;

            int rows = DbHelperSQL.ExecuteSql(strSql.ToString(), parameters);
            if (rows > 0)
            {
                return true;
            }
            else
            {
                return false;
            }
        }
        /// <summary>
        /// 批量删除数据
        /// </summary>
        public bool DeleteList(string idlist)
        {
            StringBuilder strSql = new StringBuilder();
            strSql.Append("delete from HotTopic ");
            strSql.Append(" where id in (" + idlist + ")  ");
            int rows = DbHelperSQL.ExecuteSql(strSql.ToString());
            if (rows > 0)
            {
                return true;
            }
            else
            {
                return false;
            }
        }


        /// <summary>
        /// 得到一个对象实体
        /// </summary>
        public UnlessComment.Model.HotTopic GetModel(int id)
        {

            StringBuilder strSql = new StringBuilder();
            strSql.Append("select  top 1 id,news_id,user_id,add_time,rank,clicks,addtion from HotTopic ");
            strSql.Append(" where id=@id");
            SqlParameter[] parameters = {
					new SqlParameter("@id", SqlDbType.Int,4)
			};
            parameters[0].Value = id;

            UnlessComment.Model.HotTopic model = new UnlessComment.Model.HotTopic();
            DataSet ds = DbHelperSQL.Query(strSql.ToString(), parameters);
            if (ds.Tables[0].Rows.Count > 0)
            {
                if (ds.Tables[0].Rows[0]["id"] != null && ds.Tables[0].Rows[0]["id"].ToString() != "")
                {
                    model.id = int.Parse(ds.Tables[0].Rows[0]["id"].ToString());
                }
                if (ds.Tables[0].Rows[0]["news_id"] != null && ds.Tables[0].Rows[0]["news_id"].ToString() != "")
                {
                    model.news_id = int.Parse(ds.Tables[0].Rows[0]["news_id"].ToString());
                }
                if (ds.Tables[0].Rows[0]["user_id"] != null && ds.Tables[0].Rows[0]["user_id"].ToString() != "")
                {
                    model.user_id = int.Parse(ds.Tables[0].Rows[0]["user_id"].ToString());
                }
                if (ds.Tables[0].Rows[0]["add_time"] != null && ds.Tables[0].Rows[0]["add_time"].ToString() != "")
                {
                    model.add_time = DateTime.Parse(ds.Tables[0].Rows[0]["add_time"].ToString());
                }
                if (ds.Tables[0].Rows[0]["rank"] != null && ds.Tables[0].Rows[0]["rank"].ToString() != "")
                {
                    model.rank = int.Parse(ds.Tables[0].Rows[0]["rank"].ToString());
                }
                if (ds.Tables[0].Rows[0]["clicks"] != null && ds.Tables[0].Rows[0]["clicks"].ToString() != "")
                {
                    model.clicks = int.Parse(ds.Tables[0].Rows[0]["clicks"].ToString());
                }
                if (ds.Tables[0].Rows[0]["addtion"] != null && ds.Tables[0].Rows[0]["addtion"].ToString() != "")
                {
                    model.addtion = ds.Tables[0].Rows[0]["addtion"].ToString();
                }
                return model;
            }
            else
            {
                return null;
            }
        }

        /// <summary>
        /// 获得数据列表
        /// </summary>
        public DataSet GetList(string strWhere)
        {
            StringBuilder strSql = new StringBuilder();
            strSql.Append("select id,news_id,user_id,add_time,rank,clicks,addtion ");
            strSql.Append(" FROM HotTopic ");
            if (strWhere.Trim() != "")
            {
                strSql.Append(" where " + strWhere);
            }
            return DbHelperSQL.Query(strSql.ToString());
        }

        /// <summary>
        /// 获得前几行数据
        /// </summary>
        public DataSet GetList(int Top, string strWhere, string filedOrder)
        {
            StringBuilder strSql = new StringBuilder();
            strSql.Append("select ");
            if (Top > 0)
            {
                strSql.Append(" top " + Top.ToString());
            }
            strSql.Append(" id,news_id,user_id,add_time,rank,clicks,addtion ");
            strSql.Append(" FROM HotTopic ");
            if (strWhere.Trim() != "")
            {
                strSql.Append(" where " + strWhere);
            }
            strSql.Append(" order by " + filedOrder);
            return DbHelperSQL.Query(strSql.ToString());
        }

        /// <summary>
        /// 获取记录总数
        /// </summary>
        public int GetRecordCount(string strWhere)
        {
            StringBuilder strSql = new StringBuilder();
            strSql.Append("select count(1) FROM HotTopic ");
            if (strWhere.Trim() != "")
            {
                strSql.Append(" where " + strWhere);
            }
            object obj = DbHelperSQL.GetSingle(strSql.ToString());
            if (obj == null)
            {
                return 0;
            }
            else
            {
                return Convert.ToInt32(obj);
            }
        }
        /// <summary>
        /// 分页获取数据列表
        /// </summary>
        public DataSet GetListByPage(string strWhere, string orderby, int startIndex, int endIndex)
        {
            StringBuilder strSql = new StringBuilder();
            strSql.Append("SELECT * FROM ( ");
            strSql.Append(" SELECT ROW_NUMBER() OVER (");
            if (!string.IsNullOrEmpty(orderby.Trim()))
            {
                strSql.Append("order by T." + orderby);
            }
            else
            {
                strSql.Append("order by T.id desc");
            }
            strSql.Append(")AS Row, T.*  from HotTopic T ");
            if (!string.IsNullOrEmpty(strWhere.Trim()))
            {
                strSql.Append(" WHERE " + strWhere);
            }
            strSql.Append(" ) TT");
            strSql.AppendFormat(" WHERE TT.Row between {0} and {1}", startIndex, endIndex);
            return DbHelperSQL.Query(strSql.ToString());
        }

        /*
        /// <summary>
        /// 分页获取数据列表
        /// </summary>
        public DataSet GetList(int PageSize,int PageIndex,string strWhere)
        {
            SqlParameter[] parameters = {
                    new SqlParameter("@tblName", SqlDbType.VarChar, 255),
                    new SqlParameter("@fldName", SqlDbType.VarChar, 255),
                    new SqlParameter("@PageSize", SqlDbType.Int),
                    new SqlParameter("@PageIndex", SqlDbType.Int),
                    new SqlParameter("@IsReCount", SqlDbType.Bit),
                    new SqlParameter("@OrderType", SqlDbType.Bit),
                    new SqlParameter("@strWhere", SqlDbType.VarChar,1000),
                    };
            parameters[0].Value = "HotTopic";
            parameters[1].Value = "id";
            parameters[2].Value = PageSize;
            parameters[3].Value = PageIndex;
            parameters[4].Value = 0;
            parameters[5].Value = 0;
            parameters[6].Value = strWhere;	
            return DbHelperSQL.RunProcedure("UP_GetRecordByPage",parameters,"ds");
        }*/

        #endregion  Method
    }
}

